Direct (nonstop) flights from Charleston to Seattle
1 airline flys nonstop from Charleston Afb International (CHS) to Seattle Tacoma International (SEA). It's 2,415 miles (3,886 km), about 6h 3m in the air. Operated by Alaska Airlines.
Alaska Airlines
Route data last updated: May 26, 2026
Airlines with non-stop flights
AS
Alaska Airlines
Alternative Routes
Other ways to fly from Charleston to Seattle with one stop · direct emits 408 kg CO₂ per passenger
Looking for the return flight?
SEA → CHS: Flights from Seattle to CharlestonOther direct flights from Charleston
Direct flights from Seattle (SEA)
Frequently Asked Questions
How long is the direct flight from Charleston to Seattle?
A nonstop flight from Charleston (CHS) to Seattle (SEA) takes approximately 6 hours and 3 minutes. The distance is 2,415 miles (3,886 km).
Which airlines fly nonstop from Charleston to Seattle?
Just Alaska Airlines.
Is there a nonstop flight from Charleston to Seattle?
Yes. 1 airline: Alaska Airlines.
How far is Charleston from Seattle?
The flight distance from Charleston to Seattle is 2,415 miles (3,886 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as New York to Los Angeles.
What type of aircraft flies from Charleston to Seattle?
At 6h 3m, this route typically uses wide-body aircraft — Boeing 777, 787, or Airbus A330/A350. Varies by airline.
What is the carbon footprint of a flight from Charleston to Seattle?
Roughly 408 kg CO2 per passenger one-way. That's about the same as driving 2,040 km.
Is the return flight from Seattle to Charleston also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Charleston to Seattle?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at Charleston Afb International for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.